def decode.len
import bend-kit-runner@0.13.0.1/runner.bend as Runnerimport Base
import bend-kit-bytes@0.3.3.0/bytes.bend as Bytes
981def decode.len(~A: Data, ~pdec: Bytes.Bytes -> Maybe<&2, A>, ok: Bool, +len: U32, b: Bytes.Bytes) -> Maybe<&2, Op<A>>:
982 match ok:
983 case False{}:
984 None{}
985 case True{}:
986 decode.tag(~A, ~pdec, len, get.u32(Bytes.get.u32le(b, 0)))